Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Paul Tzeng

CACalcomp: 3 patents #10 of 71Top 15%
Willow View Lane, CA: #130 of 622 inventorsTop 25%
California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,260,566 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7146105 MEMS-based optical wireless communication system Randall Blair 2006-12-05
4968882 Adjustable optical shaft encoder and calibration method for printers and plotters Richard Mansueto 1990-11-06
4916463 Support rollers for the print roller in a high-accuracy, wide-paper thermal plotter Richard Mansueto 1990-04-10
4907014 Safely retracting paper-cutting apparatus for a roll paper printer Richard Mansueto 1990-03-06